Winnington, Alan
The Slaves of the cool mountains / Alan Winnington
Seven Seas Publishers, 1962
 Buku Teks
O`Connor, Mark
Poetry of the mountains
Megalong Book, 1988
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Walker, Bryce S.
The Rocky Mountains
Time-Life Books, 1973
 Buku Teks SO
Hosseini, Khaled
And the mountains echoed
Penguin Books, 2013
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Taylor, Andrew
The cool Change
University of Queensland Press, 1971
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